package com.aaa.affair.service;

import java.util.List;

/**
 * @Author: whj
 * @Version 1.0
 * @Date: 2022/11/14  17:58
 */
public interface BulkBuying {
    /**
     * 批量购买
     * @param isbns
     * @param username
     */
    public void buy(List<String> isbns,String username);
}
